Dennis Muller
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Dennis Muller Email & Phone Number

Sr. Infrastructure Engineer II at Vizient, Inc at Vizient, Inc
Location: Dallas, Texas, United States 6 work roles 2 schools
2 work emails found @vizientinc.com 5 phones found area 248, 208, and 972 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 2 work emails · 5 phones

Work email d****@vizientinc.com
Direct phone (248) ***-****
LinkedIn Profile matched
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Current company
Vizient, Inc
Role
Sr. Infrastructure Engineer II at Vizient, Inc
Location
Dallas, Texas, United States
Company size
4936 employees

Who is Dennis Muller? Overview

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Quick answer

Dennis Muller is listed as Sr. Infrastructure Engineer II at Vizient, Inc at Vizient, Inc, a company with 4936 employees, based in Dallas, Texas, United States. AeroLeads shows a work email signal at vizientinc.com, phone signal with area code 248, 208, 972, and a matched LinkedIn profile for Dennis Muller.

Dennis Muller previously worked as Sr. Infrastructure Engineer II at Vizient, Inc and IT Operations Manager Unix and Storage at Dexyp Llc. Dennis Muller holds Math, Computer Programming from Eastfield Community College.

Company email context

Email format at Vizient, Inc

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{first_initial}{last}@vizientinc.com
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AeroLeads found 2 current-domain work email signals for Dennis Muller. Compare company email patterns before reaching out.

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Profile bio

About Dennis Muller

Highly engaged and results oriented professional with experience in planning and coordinating IT directives, while ensuring that services comply with established corporate policies. Proven success in managing all IT department personnel, coordinating and interfacing with customers and end users. Heavily focused on capacity management to ensure business needs are met.Core Competencies:Improved departmental adherence to Change Management policies with respect to maintaining Enterprise infrastructureIntroduced Configuration Management to maintain consistent configuration of systems from time of deployment through system life cyclePrimary contact for Tier 3 troubleshooting support to DevOps teams for application issuesContinual Training / Scheduling off shore and on shore support teamsSuccessfully transitioned outsource company resulting in 5% reduction in OpEx.Improved Service Delivery by retraining offshore resources that where staffed as Managed Services to perform in a Staff Aug environment.Proven ability to compile/package opensource software for redistribution across all platforms ( Linux/AIX/HPUX/Solaris)12+ years experience adminstering: MicroStrategy IBM Information Server products Informatica Power Center Netezza (Twin Fin 12, N3001 )Implemented Opensource solutions:Apache kafka/zookeeperElasticearchGraylogKibanapuppetLanguagesbash, korn, perl, snmp, C, plsql, php, python, rubyDatabase: Oracle, MySQL, PostgreSQL, NetezzaPlatforms: Sun Solaris, AIX ( P7/P8 ), HPUX, Linux Virtualization: Citrix XEN Center, VMWarePlease contact me @ 972-213-5529 ( dennis.muller@verizon.net ) with any opportunities in the area ofUnix Operations Manager, Unix System Administrator or Application Administration

Listed skills include Ksh, Aix, Unix, Shell Scripting, and 15 others.

Current workplace

Dennis Muller's current company

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Vizient, Inc
Vizient, Inc
Sr. Infrastructure Engineer II at Vizient, Inc
irving, texas, united states
Website
vizientinc.com
Employees
4936
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6 roles

Dennis Muller work experience

A career timeline built from the work history available for this profile.

Sr. Infrastructure Engineer Ii

Current
Vizient, Inc

Irving, TX

Nov 2019 - Present

It Operations Manager Unix And Storage

Dexyp Llc

Dallas/Fort Worth Area

  • Managed team of 20 Administrators responsible for the daily operations of over 3,000 UNIX systems (LINUX, AIX, HPUX and Solaris) both physical hardware as well as virtualized systems (VMWare | Citrix XEN Center)..
  • Conducted quarterly storage capacity meetings enabling us to meet customer needs as well as recovering unused storage.
  • Coordinated with application teams for new systems delivery achieving 98% success… Show more Managed team of 20 Administrators responsible for the daily operations of over 3,000 UNIX systems (LINUX, AIX, HPUX and.
  • Coordinated with application teams for new systems delivery achieving 98% success rate.
  • Drove project for migration of Solaris to Linux, reducing overall Sun hardware footprint by 60%.
  • Trained 16 offshore resources that were staffed as Managed Services to perform in a Staff Aug environment.
Jan 2017 - May 2019

Unix Infrastructure Administrator

Dexyp Llc
  • Maintained constant monitoring and configuration of infrastructure, encompassing 4,500 servers Linux, HPUX, Solaris and AIX).
  • Successfully deployed and maintained 3 Cloudera environments on RHEL 6.0 running:o Cloudera Manager, HDFS, Hive, Impala, Sqoop, Spark, HBase, Yarn
  • Deployed CA Nimsoft as a replacement for CA SystemEdge monitoring for over 4,500-server infrastructure.
  • Deployed Netezza Twin Fin 12 reducing Oracle foot print by more than 75TB. o Successfully replaced… Show more Maintained constant monitoring and configuration of infrastructure, encompassing 4,500 servers Linux, HPUX.
  • Deployed Netezza Twin Fin 12 reducing Oracle foot print by more than 75TB. o Successfully replaced Twin Fin 12 with N3001 series Netezza appliances.
  • Successfully deployed and administered Informatica Power Center, supporting separate Dev UAT and Production environments
Feb 2007 - Dec 2016

Automation Specialist

Dexyp Llc

DFW Airport

Responsible for automation of- Batch Monitoring- Batch performance reporting- Incident Ticket creation

Mar 2002 - Sep 2007

Tools Specialist

Verizon Wireless

Provide support for BMC Patrol, perform installs on new production servers, configure agents and kms, train console operators in usage. Responsible for maintaining procedures up to date, maintaining internal website. Provide support for Spectrum, assist in monitoring and training. In this capacity I served as the liaison between the ITSC and the ESM.

Jun 1999 - Mar 2002

Engineering Specialist

Seimens Building Technology

Computer Related Experience: TCP/IP, WINS, and DHCP, and network management.Hardware configuration of client P.C.'s, software installation, and customer training and support.Supervise installation of the System 600 (DDC Control System). Coordinate with sub-contractors as needed to complete system installation. Generate control drawings and sequence of.

Jul 1993 - May 1999
Team & coworkers

Colleagues at Vizient, Inc

Other employees you can reach at vizientinc.com. View company contacts for 4936 employees →

BL Bruce Leavitt Bruce Leavitt Colleague at Vizient, Inc Salt Lake City Metropolitan Area, United States View → EM Erik Mason Erik Mason Colleague at Vizient, Inc Greater Chicago Area, United States View → RG Rob Gorham, Cssbb Rob Gorham, Cssbb Colleague at Vizient, Inc Greater Tampa Bay Area, United States View → JH Jason Hoffmeier, Ms, Lssbb Jason Hoffmeier, Ms, Lssbb Colleague at Vizient, Inc New York, New York, United States, United States View → KW Kathleen Williams Kathleen Williams Colleague at Vizient, Inc Hershey, Pennsylvania, United States, United States View → MT Mitchel Trychta Mitchel Trychta Colleague at Vizient, Inc Gurnee, Illinois, United States, United States View → JP Josh Pombar Josh Pombar Colleague at Vizient, Inc United States, United States View → GB George Bailey George Bailey Colleague at Vizient, Inc Fort Worth, Texas, United States, United States View → MF Michael Foster Michael Foster Colleague at Vizient, Inc Greater Lynchburg Area, United States View → SG Sreenath Gaddam Sreenath Gaddam Colleague at Vizient, Inc Greater Chicago Area, United States View →
2 education records

Dennis Muller education

Math, Computer Programming

Eastfield Community College

Computer Science

North Lake Community College
FAQ

Frequently asked questions about Dennis Muller

Quick answers generated from the profile data available on this page.

What company does Dennis Muller work for?

Dennis Muller works for Vizient, Inc.

What is Dennis Muller's role at Vizient, Inc?

Dennis Muller is listed as Sr. Infrastructure Engineer II at Vizient, Inc at Vizient, Inc.

What is Dennis Muller's email address?

AeroLeads has found 2 work email signals at @vizientinc.com for Dennis Muller at Vizient, Inc.

What is Dennis Muller's phone number?

AeroLeads has found 5 phone signal(s) with area code 248, 208, 972 for Dennis Muller at Vizient, Inc.

Where is Dennis Muller based?

Dennis Muller is based in Dallas, Texas, United States while working with Vizient, Inc.

What companies has Dennis Muller worked for?

Dennis Muller has worked for Vizient, Inc, Dexyp Llc, Verizon Wireless, and Seimens Building Technology.

Who are Dennis Muller's colleagues at Vizient, Inc?

Dennis Muller's colleagues at Vizient, Inc include Bruce Leavitt, Erik Mason, Rob Gorham, Cssbb, Jason Hoffmeier, Ms, Lssbb, and Kathleen Williams.

How can I contact Dennis Muller?

You can use AeroLeads to view verified contact signals for Dennis Muller at Vizient, Inc, including work email, phone, and LinkedIn data when available.

What schools did Dennis Muller attend?

Dennis Muller holds Math, Computer Programming from Eastfield Community College.

What skills is Dennis Muller known for?

Dennis Muller is listed with skills including Ksh, Aix, Unix, Shell Scripting, Solaris, Perl, System Administration, and Oracle.

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